@mixin btn {
  display: block;
  color: #fff;
  background-color: #7c2af8;
  text-align: center;
  border-radius: 2px;
  -webkit-border-radius: 2px;
  -moz-border-radius: 2px;
  -ms-border-radius: 2px;
  -o-border-radius: 2px;
}

.btn320X60 {
  font-size: 24px;
  width: 320px;
  height: 60px;
  line-height: 60px;
  margin-left: -160px;
  margin-right: -160px;
  @include btn;
  background-color: #f9af07;
}
.btn308X53 {
  font-size: 24px;
  width: 308px;
  height: 53px;
  line-height: 53px;
  //   margin-left: -160px;
  //   margin-right: -160px;
  @include btn;
  background-color: #f9af07;
}
